#
#             Copyright 2017 by Kvaser AB, Molndal, Sweden
#                         http://www.kvaser.com
#
#  This software is dual licensed under the following two licenses:
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#
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#  ==============================================================================
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#  License: GPLv2
#  ==============================================================================
#  This program is free software; you can redistribute it and/or modify
#  it under the terms of the GNU General Public License as published by
#  the Free Software Foundation; either version 2 of the License, or
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#
#  IMPORTANT NOTICE:
#  ==============================================================================
#  This source code is made available for free, as an open license, by Kvaser AB,
#  for use with its applications. Kvaser AB does not accept any liability
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#
#  -----------------------------------------------------------------------------
#

# Kvaser Linux linlib library Makefile

include version.mk

LIBRARY := $(LIBNAME).$(MAJOR).$(MINOR).$(BUILD)
SONAME  := $(LIBNAME).$(MAJOR)

CFLAGS  += -Wall -DLINLIB_NAME_STRING=\"$(LIBRARY)\" -O2 -fomit-frame-pointer $(XTRA_CFLAGS) -pthread
CFLAGS  += -I. -I../include

# Flags for  reentrant, position independent code
LIBCFLAGS = $(CFLAGS) -D_REENTRANT -fPIC
LDFLAGS = -lc -pthread -L../canlib -lcanlib

SRCS := linlib.c

OBJS := $(patsubst %.c, %.o, $(SRCS))
OTHERDEPS := linboot.h
DEPS := $(patsubst %.c, %.d, $(SRCS))


ifeq ($(KV_DEBUG_ON),1)
  KV_XTRA_CFLAGS_DEBUG= -D_DEBUG=1 -DDEBUG=1 -O0 -g
  IS_DEBUG=Debug: $(KV_XTRA_CFLAGS_DEBUG)
  CFLAGS += $(KV_XTRA_CFLAGS_DEBUG)
else
  KV_XTRA_CFLAGS_DEBUG= -D_DEBUG=0 -DDEBUG=0
  CFLAGS += $(KV_XTRA_CFLAGS_DEBUG)
endif


.PHONY:	all tarball rpm clean depend linlib

all: $(LIBRARY)

linlib: $(LIBRARY)

$(LIBRARY): $(DEPS) $(OTHERDEPS) $(OBJS)
	@echo --------------------------------------------------------------------
	@echo "Building $(LIBRARY) $(IS_DEBUG)"
	$(CC) $(CFLAGS) -shared -Wl,-soname,$(SONAME) -o $@ $(OBJS) $(LDFLAGS)
	ln -sf $(LIBRARY) $(LIBNAME)
	ln -sf $(LIBRARY) $(SONAME)
	@echo --------------------------------------------------------------------

%.o: %.c
	$(CC) $(CFLAGS) $(LIBCFLAGS)  -c -o $@ $<

%.d: %.c
	$(CC) -M $(CFLAGS) $< > $@
	$(CC) -M $(CFLAGS) $< | sed s/\\.o/.d/> $@

install: linlib
	rm -f /usr/lib/$(LIBNAME)
	rm -f /usr/lib/$(SONAME)
	install  -m 644 $(LIBRARY) /usr/lib/
	ln -sf $(LIBRARY) /usr/lib/$(LIBNAME)
	ln -sf $(LIBRARY) /usr/lib/$(SONAME)
	/sbin/ldconfig -X
	install -m 644 ../include/linlib.h /usr/include

uninstall:
	rm -f /usr/lib/$(LIBNAME)   \
	      /usr/lib/$(SONAME)    \
	      /usr/lib/$(LIBRARY)   \
	      /usr/include/linlib.h

clean:
	rm -f $(OBJS) $(LIBRARY) $(DEPS) $(LIBNAME) $(LIBRARY) $(SONAME) $(TARBALL) *~

depend: $(DEPS)

-include $DEPS
